Observations from Experiments Are Used to Test Theories

Q5: If a hypothesis is falsifiable,it means that

Q6: What is chemistry?

Q7: A scientific law is a brief statement

Q8: Chemists study the properties of substances and

Q9: A theory can only exist after many

Q11: The Greek philosophers used observation and experimentation

Q12: If experimental results contradict a hypothesis,the hypothesis

Q13: The scientific method emphasizes reason as the

Q14: A theory is always true and can

Q15: Which of the following items does NOT